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10.47.18 strdup ¶

POSIX specification:
https://pubs.opengroup.org/onlinepubs/9799919799/functions/strdup.html

Gnulib module: strdup or strdup-posix

Portability problems fixed by either Gnulib module strdup or strdup-posix:

• This function has no prototype in <string.h> on some old platforms.

Portability problems fixed by Gnulib module strdup-posix:

• On some platforms, when the function fails it does not set errno: mingw, MSVC 14.
• On some platforms, when the function fails it might set errno to EAGAIN instead of to ENOMEM. Although POSIX allows EAGAIN, the strdup-posix module insists on ENOMEM which also conforms to POSIX and is GNU-compatible: Solaris 11.4.

Portability problems not fixed by Gnulib: